CSS PAGE LOADING ANIMATION EFFECTS

CSS PAGE LOADING ANIMATION EFFECTS

Html

<span style="color: #333333; font-family: Menlo, Monaco, Consolas, Courier New, monospace;"><span style="font-size: 14px;">&lt;br&gt;
</span></span><xmp style="box-sizing: border-box;"><span style="font-size: 14px;">&lt;div class="loader"&gt;
    &lt;span&gt;&lt;/span&gt;
    &lt;span&gt;&lt;/span&gt;
    &lt;span&gt;&lt;/span&gt;
    &lt;span&gt;&lt;/span&gt;
&lt;/div&gt;</span><span style="color: #333333;"><span style="font-size: 14px;">&lt;br&gt;</span></span>

CSS

body
{
    margin: 0;
    padding: 0;
    background: #262626;
}
.loader
{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(45deg);
    width: 100px;
    height: 100px;
    animation: animate 1s linear infinite;
}
.loader span
{
    position: absolute;
    width: 50px;
    height: 50px;
    background: #f00;
    animation: rotate 1s linear infinite;
}
.loader span:nth-child(1)
{
    top: 0;
    left: 0;
    background: #f79f1f;
}
.loader span:nth-child(2)
{
    top: 0;
    right: 0;
    background: #12cbc4;
}
.loader span:nth-child(3)
{
    bottom: 0;
    left: 0;
    background: #ed4c67;
}
.loader span:nth-child(4)
{
    bottom: 0;
    right: 0;
    background: #a3cb38;
}
@keyframes animate
{
    0%
    {
        width: 100px;
        height: 100px;
    }
    10%
    {
        width: 100px;
        height: 100px;
    }
    50%
    {
        width: 150px;
        height: 150px;
    }
    90%
    {
        width: 100px;
        height: 100px;
    }
    100%
    {
        width: 100px;
        height: 100px;
    }
}

@keyframes rotate
{
    0%
    {
        transform: rotate(0deg);
    }
    10%
    {
        transform: rotate(0deg);
    }
    60%
    {
        transform: rotate(90deg);
    }
    90%
    {
        transform: rotate(90deg);
    }
    100%
    {
        transform: rotate(90deg);
    }
}

See Demo